GitHub ORG

Open source courseware for Git and GitHub

A site to provide non-judgmental guidance on choosing a license for your open source project

:microscope: A Ruby library for carefully refactoring critical paths.

GitHub's Online Schema-migration Tool for MySQL

GitHub's official MCP Server

GitHub's official bridge that lets AI assistants read, write, and manage your GitHub repositories through natural language, no switching between tools.

A collection of useful .gitignore templates

💫 Toolkit to help you get started with Spec-Driven Development

A toolkit that treats software specifications as the primary artifact, using AI coding agents to generate implementation from detailed written specs rather than the reverse.

Community-contributed instructions, agents, skills, and configurations to help you make the most of GitHub Copilot.

A community catalog of ready-made customizations for GitHub Copilot, agents, instructions, skills, and workflows that let you extend Copilot's behavior without building from scratch.

Documentation for GitHub Copilot

Historical documentation for GitHub Copilot from its technical preview phase. The repo is archived, current docs live at docs.github.com.

The open-source repo for docs.github.com

📚 Community guides for open source creators

A site of guides on how to start, run and contribute to open source projects. Curated by GitHub from community best practices, built with Jekyll.

Neovim plugin for GitHub Copilot

GitHub Copilot CLI brings the power of Copilot coding agent directly to your terminal.

CodeQL: the libraries and queries that power security researchers around the world, as well as code scanning in GitHub Advanced Security

Multi-platform SDK for integrating GitHub Copilot Agent into apps and services

Parsing, analyzing, and comparing source code across many languages

GitHub public roadmap

Code that'll help you kickstart a personal website that showcases your work as a software developer.

Repository with text of DMCA takedown notices as received. GitHub does not endorse or adopt any assertion contained in the following notices. Users identified in the notices are presumed innocent until proven guilty. Additional information about our DMCA policy can be found at

AI coding assistant for Xcode

Determines which markup library to use to render a content file (e.g. README) on GitHub

Community-curated topic and collection pages on GitHub

**Archived** Style guide & coding conventions for Swift projects

GitHub Agentic Workflows

Emoji images and names.

Mona Sans, a variable font from GitHub

Compute various size metrics for a Git repository, flagging those that might cause problems

Web component extensions to the standard <time> element.

DEPRECATED, see https://github.com/github/hubot-scripts/issues/1113 for details - optional scripts for hubot, opt in via hubot-scripts.json

Set of boilerplate scripts describing the normalized script pattern that GitHub uses in its projects.

Manages application of security headers with many safe defaults

Text of government takedown notices as received. GitHub does not endorse or adopt any assertion contained in the following notices.

The GitHub Archive Program & Arctic Code Vault

GitHub's Web Component collection.

No description.

Learn how to get started using the GitHub Copilot CLI!

GitHub Extension for Visual Studio

Guidance for changing the default branch name for GitHub repositories

GitHub Load Balancer Director and supporting tooling.

Datasets, tools, and benchmarks for representation learning of code.

Security vulnerability database inclusive of CVEs and GitHub originated security advisories from the world of open source software.

GitHub's employee intellectual property agreement, open sourced and reusable

A public place for all platform sample projects.

Collaborative development on GitHub's site policies, procedures, and guidelines

Gather, curate, and feature stories of public servants and civic hackers using GitHub as part of their open government innovations

Hubot Sans, a variable font from GitHub

A simple Ruby Gem to bootstrap dependencies for setting up and maintaining a local Jekyll environment in sync with GitHub Pages

The GitHub Copilot app is an agent-native desktop experience for finding, running, steering, and landing software work across your GitHub repositories.

**Archived** Style guide & coding conventions for Objective-C projects

A site that displays up to date COVID-19 stats, powered by fastpages.

Resources related to GitHub Security Lab

An OpenAPI description for GitHub's REST API

Actions for running CodeQL analysis

Crawl a website and run it through Google lighthouse

Press the . key on any repo

Catalyst is a set of patterns and techniques for developing components within a complex application.

A GitHub CLI extension to generate a 3D model of your GitHub contribution history

GitHub Enterprise Backup Utilities

🚲 Contribute to the open source community every Friday

GitHub Actions Importer helps you plan and automate the migration of Azure DevOps, Bamboo, Bitbucket, CircleCI, GitLab, Jenkins, and Travis CI pipelines to GitHub Actions.

A Statsd-compatible metrics aggregator

Community health files for the @GitHub organization

Ask for assistance right in your terminal.

GitHub's fork of cmark, a CommonMark parsing and rendering library and program in C

Binaries for the CodeQL CLI

No description.

Rust implementation of stack graphs

Welcome to GitHub's Green Software Directory!

Explore machine learning and data science with Codespaces

🔏 A small WebAuthn API wrapper that translates to/from pure JSON using base64url.

Recursos e informações do GitHub para a comunidade tech do Brasil.

Helping open source program offices get started

EXPERIMENTAL password management app. Don't use this.

Code style checking for GitHub's Ruby projects

GitHub Actions extension for VS Code

A menu opened with <details>.

Starter workspace to use with the CodeQL extension for Visual Studio Code.

A client-side includes tag.

GitHub Innovation Graph

Enabling Branch Deployments through IssueOps with GitHub Actions - If you find this project useful, give it a star! ⭐️

Data archive of identifiable COVID-19 related public projects on GitHub

An extension for Visual Studio Code that adds rich language support for CodeQL

No description.

Valet helps facilitate the migration of Azure DevOps, CircleCI, GitLab CI, Jenkins, and Travis CI pipelines to GitHub Actions.

No description.

Copy element text content or input values to the clipboard.

GitHub Stacked PRs

Quickstart your use of Repository Rules with prebuilt rulesets ready to import.

The CodeQL extractor and libraries for Go.

Migration CLI for GitHub to GitHub migrations

A simple utility for running and debugging a GitHub Action locally

A Storybook Addon for tracking web performance

Markdown formatting buttons for text inputs.

Auto-complete input values from server search results.

An accessible tab container element with keyboard support.

deprecated archive — moved to https://github.com/github/gov-takedowns/tree/master/Russia

mirror of git://git.tartarus.org/simon/putty.git, used for client testing

A network bridge between a Codespace and a local machine.

The open source teaching materials site for Git and GitHub technologies

Repo for GitHub Copilot Dev Days content, global in-person series of events focused on GitHub Copilot.

Finds potential accessibility gaps, files GitHub issues to track them, and attempts to fix them with Copilot.

The GitHub Annotation Toolkit is a Figma asset library packed with components to help you organize your design canvas, diagram UI anatomy, and annotate accessibility details for web and mobile experiences.

The official GitHub Copilot plugins collection — MCP servers, skills, hooks, and other extensibility tools for GitHub Copilot.

Feedback for the GitHub Copilot Language Server

Example Rails app using GitHub's GraphQL API

The GitHub Game Off 2012 is a game jam / hackathon / coding challenge to create an open source a web-based game

Used by Enterprise! Resque is a Redis-backed Ruby library for controlling background jobs.

A month for maintainers to gather & share

Paste spreadsheet cells as a Markdown table.

Find your first issue for good to contribute to

No description.

Activates a suggestion menu to expand text snippets as you type.

A small JavaScript throttle & debounce implementation.

This repository contains CodeQL queries and libraries which support various Coding Standards.

CLI extension for the GitHub Models service

An AI-powered GitHub Action that detects and tags spam in your repository

A custom element for cropping a square image. Returns x, y, width, and height.

Sample of a GitHub App that comments new pull requests

No description.

An input element that validates its value with a server endpoint.

Boilerplate for creating a custom element.

Combination of multiple linters to install as a GitHub Action

GitHub Action to combine multiple PRs into a single one

Drag and drop task list items.

No description.

Backports native emoji characters to browsers that don't support them by replacing the characters with fallback images.

No description.

Attach combobox navigation behavior to <input> or <textarea>.

A web socket that reconnects.

Github Agentic Workflows MCP Gateway

The discovery gate for all things educational for Git and GitHub.

Runs Dependabot Updates via GitHub Actions.

Attach files via drag and drop or file input.

No description.

Learning pathway resources for building, testing, and deploying a GitHub Action to GitHub Pages.

GitHub Classroom CLI Extension is a powerful and easy-to-use command line tool that enhances the functionality of the GitHub CLI, specifically tailored for educators using GitHub Classroom.

A collection of rust algorithms and data structures

Example of using Actions OIDC token to proxy into a private network

GitHub Agentic Workflows Firewall

Synchronize GitHub Code Scanning alerts to Jira issues

An opinionated collection of markdownlint rules used by GitHub.

gh-projects

An action to remind users to add alt text on Issues, Pull Requests, and Discussions

An input element that sends its value to a server endpoint and renders the response body.

Multiple checkbox selection helper.

Welcome to the Copilot + Codespaces Demo Experience!

No description.

Legacy (no longer published) GitHub Training site

No description.

Engine for prompting users to take a survey about Copilot

CommonMark generator for Jekyll used by GitHub Pages

No description.

Copilot SDK for Java

Template style checking for GitHub's Ruby projects

Submit forms via AJAX with ease

Display elements in a subtree that match filter input text.

Bypass approval and checks in order to merge an emergency change to the main branch with audit controls.

Migrate to GitHub Actions from multiple other CI/CD systems using Copilot

Lock Action to support deployment locking for the branch-deploy Action

A package used to easily build command pipelines in your Go applications

A tool for syncing the CodeQL Action from GitHub.com to GitHub Enterprise Server, including copying the CodeQL bundle.

github terminal

An SDK for the delegated recovery specfication

Pilot program for CVE submission through GitHub

Codespaces Host Images

A map in which more than one value may be stored under each key.

Automatically open a pull request for repositories that have no CONTRIBUTING.md file

A web app that creates GitHub-themed collectibles from GitHub profiles

Apply design thinking to build and ship your software securely and at scale with GitHub

GitHub CLI extension for working with CodeQL

This repository provides recommended RuboCop configuration and additional accessibility RuboCop Rails cops for use on open source and internal Rails projects.

Shared Actions used with GitHub Agentic Workflows

Replacement for git-receive-pack, included with gitrpcd for distribution

No description.

Updates an item on a GitHub Projects (beta) board based on a workflow dispatch (or other) event's input.

Circuit Breakers in Go

This is a debug repo for github-debug.com

Polyfill for the ARIA Notification API

GitHub's official command line tool for Enterprise Server

OPA Gatekeeper provider for GitHub Artifact Attestations

GitHub Models AI SDK

No description.

Simple image classifier that introduces machine learning with Codespaces

Migration CLI for Azure DevOps to GitHub migrations

An application for previewing and comparing your future GitHub Copilot bills as you transition to the new usage-based billing model.

Educational screencasts about Git

Migration CLI for BitBucket Server to GitHub migrations

SDK for Copilot Agent Engines

This repository is used to manage assets related to releases in github/releases

A spec-driven system for building TUI components across programming languages

Sample of a multiuser system using GitHub Copilot SDK

K8s deployment tracker for artifact registry

Bring data to life with SVG, Canvas and HTML. :bar_chart::chart_with_upwards_trend::tada:

AI-powered release notes generation using Copilot CLI

gh cli extension for interacting with code scanning autofixes

GitHub Agentic Workflows Threat Detection

The open-source solution to building, maintaining, and collaborating on GraphQL Federation at Scale. The alternative to Apollo Studio and GraphOS.

A repository-level metadata dataset intended to help researchers find GitHub repositories with evidence of non-English natural-language content

The official GitHub Copilot Advanced Security plugin

Template for new Codespaces-enabled repos for Java projects